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216060601 = 146992
BaseRepresentation
bin11001110000011…
…01001010111001
3120001120000102111
430320031022321
5420302414401
633234532321
75232325201
oct1470151271
9501500374
10216060601
11100a62589
12604370a1
13359bb613
14209a3401
1513e7ce51
hexce0d2b9

216060601 has 3 divisors (see below), whose sum is σ = 216075301. Its totient is φ = 216045902.

The previous prime is 216060587. The next prime is 216060653. The reversal of 216060601 is 106060612.

The square root of 216060601 is 14699.

It is a perfect power (a square), and thus also a powerful number.

216060601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 216060601 - 25 = 216060569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216060661) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7350 + ... + 22048.

Almost surely, 2216060601 is an apocalyptic number.

216060601 is the 14699-th square number.

216060601 is the 7350-th centered octagonal number.

It is an amenable number.

216060601 is a deficient number, since it is larger than the sum of its proper divisors (14700).

216060601 is an frugal number, since it uses more digits than its factorization.

216060601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29398 (or 14699 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The cubic root of 216060601 is about 600.0561067903.

The spelling of 216060601 in words is "two hundred sixteen million, sixty thousand, six hundred one".

Divisors: 1 14699 216060601